For this open tuning lesson ... 3rd to make a major chord in this minor tuning. The G chord is the fifth chord of G major and completes our three-chord trick of C/G-F-G. To finish off, it ...

Though the name sounds complex, it’s really just a Bm with a ringing open third string. This gives us the #5 (G). Here’s a movable chord ... try tuning the third string down a tone to F ...